Wtf is going on?

🌻sarah🌻 • Wife 👰 mom of 3 amazing boy 🧒👦🧑🎀🤰🏼and finally my princess 👸

Hopefully someone will have some insight on this. Dec 21 I had my last period was only 3 days long but it was also 11 days late. I should have got my period on dec 10. Now fast forward today. I'm bledding again. Bright red to now brown. Anyone have this before?